问题
选择题
_____is very important _____ endangered animals. [ ]
A. This; to save
B. It; to save
C. That; saving .
D. lt; saved
答案
答案：B
搜题请搜索小程序“爱下问搜题”
_____is very important _____ endangered animals. [ ]
A. This; to save
B. It; to save
C. That; saving .
D. lt; saved
答案：B